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Merge pull request #101439 from JekSun97/Provide-connection_map-to-GraphEdit

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Add `get_connection_list_from_node` function to `GraphEdit`
This commit is contained in:
Thaddeus Crews
2025-03-11 16:53:48 -05:00
parent f8b45830aa 29721bfcd7
commit 0822829359
3 changed files with 35 additions and 0 deletions
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17
doc/classes/GraphEdit.xml
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@ -208,6 +208,23 @@
Returns the points which would make up a connection between [param from_node] and [param to_node]. Returns the points which would make up a connection between [param from_node] and [param to_node].
</description> </description>
</method> </method>
<method name="get_connection_list_from_node" qualifiers="const">
<return type="Dictionary[]" />
<param index="0" name="node" type="StringName" />
<description>
Returns an [Array] containing a list of all connections for [param node].
A connection is represented as a [Dictionary] in the form of:
[codeblock]
{
from_node: StringName,
from_port: int,
to_node: StringName,
to_port: int,
keep_alive: bool
}
[/codeblock]
</description>
</method>
<method name="get_connections_intersecting_with_rect" qualifiers="const"> <method name="get_connections_intersecting_with_rect" qualifiers="const">
<return type="Dictionary[]" /> <return type="Dictionary[]" />
<param index="0" name="rect" type="Rect2" /> <param index="0" name="rect" type="Rect2" />

17
scene/gui/graph_edit.cpp
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@ -2329,6 +2329,22 @@ TypedArray<Dictionary> GraphEdit::_get_connections_intersecting_with_rect(const
return arr; return arr;
} }
TypedArray<Dictionary> GraphEdit::_get_connection_list_from_node(const StringName &p_node) const {
List<Ref<GraphEdit::Connection>> connections_from_node = connection_map.get(p_node);
TypedArray<Dictionary> connections_from_node_dict;
for (const Ref<Connection> &conn : connections_from_node) {
Dictionary d;
d["from_node"] = conn->from_node;
d["from_port"] = conn->from_port;
d["to_node"] = conn->to_node;
d["to_port"] = conn->to_port;
d["keep_alive"] = conn->keep_alive;
connections_from_node_dict.push_back(d);
}
return connections_from_node_dict;
}
void GraphEdit::_zoom_minus() { void GraphEdit::_zoom_minus() {
set_zoom(zoom / zoom_step); set_zoom(zoom / zoom_step);
} }
@ -2689,6 +2705,7 @@ void GraphEdit::_bind_methods() {
ClassDB::bind_method(D_METHOD("get_connection_list"), &GraphEdit::_get_connection_list); ClassDB::bind_method(D_METHOD("get_connection_list"), &GraphEdit::_get_connection_list);
ClassDB::bind_method(D_METHOD("get_connection_count", "from_node", "from_port"), &GraphEdit::get_connection_count); ClassDB::bind_method(D_METHOD("get_connection_count", "from_node", "from_port"), &GraphEdit::get_connection_count);
ClassDB::bind_method(D_METHOD("get_closest_connection_at_point", "point", "max_distance"), &GraphEdit::_get_closest_connection_at_point, DEFVAL(4.0)); ClassDB::bind_method(D_METHOD("get_closest_connection_at_point", "point", "max_distance"), &GraphEdit::_get_closest_connection_at_point, DEFVAL(4.0));
ClassDB::bind_method(D_METHOD("get_connection_list_from_node", "node"), &GraphEdit::_get_connection_list_from_node);
ClassDB::bind_method(D_METHOD("get_connections_intersecting_with_rect", "rect"), &GraphEdit::_get_connections_intersecting_with_rect); ClassDB::bind_method(D_METHOD("get_connections_intersecting_with_rect", "rect"), &GraphEdit::_get_connections_intersecting_with_rect);
ClassDB::bind_method(D_METHOD("clear_connections"), &GraphEdit::clear_connections); ClassDB::bind_method(D_METHOD("clear_connections"), &GraphEdit::clear_connections);
ClassDB::bind_method(D_METHOD("force_connection_drag_end"), &GraphEdit::force_connection_drag_end); ClassDB::bind_method(D_METHOD("force_connection_drag_end"), &GraphEdit::force_connection_drag_end);

1
scene/gui/graph_edit.h
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@ -344,6 +344,7 @@ private:
TypedArray<Dictionary> _get_connection_list() const; TypedArray<Dictionary> _get_connection_list() const;
Dictionary _get_closest_connection_at_point(const Vector2 &p_point, float p_max_distance = 4.0) const; Dictionary _get_closest_connection_at_point(const Vector2 &p_point, float p_max_distance = 4.0) const;
TypedArray<Dictionary> _get_connections_intersecting_with_rect(const Rect2 &p_rect) const; TypedArray<Dictionary> _get_connections_intersecting_with_rect(const Rect2 &p_rect) const;
TypedArray<Dictionary> _get_connection_list_from_node(const StringName &p_node) const;
Rect2 _compute_shrinked_frame_rect(const GraphFrame *p_frame); Rect2 _compute_shrinked_frame_rect(const GraphFrame *p_frame);
void _set_drag_frame_attached_nodes(GraphFrame *p_frame, bool p_drag); void _set_drag_frame_attached_nodes(GraphFrame *p_frame, bool p_drag);